. >>> mark zuckerberg announced the site has reached 1 billion users per month, bricking down to one out of every seven people on the planet. users can promote their posts by paying seven bucks. >>> in money news, americans are being more responsible with their credit cards, according to american bankers association report. delinquencies have hit aan 11-year low. the key reason why many consumers are paying down their debt is uncertainty in the economy. >>> first presidential debate is in the bag. many say mitt romney wins in more ways than one. going into the debate, president obama was way ahead of romney in the likability polls. last night, romney one-up the president on his own wedding anniversary. first, obama. >> a lot of points i want to make tonight. but the most important one is that 20 years ago, i became the luckiest man on earth, because michelle obama agreed to marry me. and so i just want to wish, sweetie, you, happy anniversary, and let you know that i year from now, we will not be celebrating it in front of 40 million people. >> romney grabbed the ball, responded in a